
\onecolumn
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      \textcolor{DarkSlateGray1}{\textbf{-- \texttt{007F}}}};
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      \begin{minipage}{10cm}
        \fontsize{10pt}{10pt}\selectfont \textcolor{Azure1}
        {Copyright \copyright\ 2024 \\
          \textbf{Liu One} \\ \emph{All rights reserved.}}
      \end{minipage} };
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    \draw (2,4) node {\Huge\textcolor{RoyalBlue1}{\textbf{VOL.}}};
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        \footnotesize \textit{
        \raggedright 射影几何 \\
        \raggedleft ——发散到无穷，却又汇集于一点 \\ }
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\twocolumn
